hey there, jim. >> hey, norah. it may not be a big deal for him, maybe, but a huge deal for everyone else who knows him. any parent who's ever had their child tell them they can't do something, that it's too hard, they may want to show their kid what we're about to show you. >> reporter: it's not hard to pick out nico calabria jogging with his varsity soccer teammates at concord carlisle high school outside boston. he is, and always has been, the kid with one leg. what is hard to do when watching nico is to believe what you're seeing. >> my disability doesn't define who i am. my disability gives me a challenge every day. >> reporter: born without a right leg and right hip, nico was raised by parents whose only expectation for their son was that he not expect any special treatment. >> there's no "you're not taking out the garbage." you're doing everything that every other kid in the family is doing. >> do you take out the garbage? >> oh yeah. i hate it, though. >> reporter: he was just 5 when he convinced his parent